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Mastering Scientific Notation: Word Problems for Grade 6

Authored by Anthony Clark

English, Mathematics

6th Grade

CCSS covered

Mastering Scientific Notation: Word Problems for Grade 6
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A scientist measures the mass of a small particle as 3.5 x 10^-9 grams. If she finds another particle with a mass of 2.1 x 10^-9 grams, what is the total mass of both particles in scientific notation?

4.5 x 10^-9 grams

6.0 x 10^-9 grams

3.0 x 10^-9 grams

5.6 x 10^-9 grams

Tags

CCSS.8.EE.A.4

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A car travels 1.2 x 10^3 kilometers in a week. If it travels 4.5 x 10^2 kilometers the next week, how many kilometers does it travel in total over the two weeks?

1650 kilometers

1450 kilometers

2000 kilometers

1200 kilometers

Tags

CCSS.8.EE.A.4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A factory produces 5.6 x 10^4 toys in a month. If it produces 3.2 x 10^4 fewer toys the next month, how many toys does it produce in the second month?

2.4 x 10^4

1.6 x 10^4

5.6 x 10^4

3.2 x 10^4

Tags

CCSS.8.EE.A.4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A researcher has 7.5 x 10^6 bacteria in a culture. If 2.3 x 10^5 bacteria die, how many bacteria remain in the culture?

7.27 x 10^6

7.0 x 10^6

7.5 x 10^6

2.3 x 10^5

Tags

CCSS.8.EE.A.4

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A book has a weight of 1.2 x 10^2 grams. If a stack of 15 such books is weighed, what is the total weight of the stack in scientific notation?

1.8 x 10^3 grams

2.0 x 10^3 grams

1.2 x 10^2 grams

1.5 x 10^3 grams

Tags

CCSS.8.EE.A.4

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A computer processes 3.4 x 10^8 calculations per second. If it runs for 2.5 x 10^2 seconds, how many calculations does it process in total?

9.0 x 10^10

7.5 x 10^10

8.5 x 10^10

6.0 x 10^10

Tags

CCSS.8.EE.A.4

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A small town has a population of 1.5 x 10^4 people. If 3.2 x 10^3 people move away, what is the new population of the town in scientific notation?

1.2 x 10^4

1.5 x 10^4

3.2 x 10^3

1.18 x 10^4

Tags

CCSS.8.EE.A.4

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